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Sweet J calculates the 3J coupling constant from the dihedral angle and the electronegativity of the substituents using either the Altona equation or a generalized Karplus equation.

What's New

Version 2.3:
  • Recompiled as 32-64 bit UB
  • Contains a link to the Web site


Mac OS X 10.5 or later

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Current Version (2.x)


Downloads 1,182
Version Downloads 204
License Free
Date 10 Feb 2012
Platform Intel 64 / OS X / PPC 32 / Intel 32 / PPC 64
Price Free
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